diff options
Diffstat (limited to 'js/src/jit-test/tests/sunspider/check-bitops-nsieve-bits.js')
-rw-r--r-- | js/src/jit-test/tests/sunspider/check-bitops-nsieve-bits.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/sunspider/check-bitops-nsieve-bits.js b/js/src/jit-test/tests/sunspider/check-bitops-nsieve-bits.js new file mode 100644 index 000000000..1db6ff27f --- /dev/null +++ b/js/src/jit-test/tests/sunspider/check-bitops-nsieve-bits.js @@ -0,0 +1,40 @@ +// The Great Computer Language Shootout +// http://shootout.alioth.debian.org +// +// Contributed by Ian Osgood + +var result = []; + +function pad(n,width) { + var s = n.toString(); + while (s.length < width) s = ' ' + s; + return s; +} + +function primes(isPrime, n) { + var i, count = 0, m = 10000<<n, size = m+31>>5; + + for (i=0; i<size; i++) isPrime[i] = 0xffffffff; + + for (i=2; i<m; i++) + if (isPrime[i>>5] & 1<<(i&31)) { + for (var j=i+i; j<m; j+=i) + result.push(isPrime[j>>5] &= ~(1<<(j&31))); + count++; + } +} + +function sieve() { + for (var i = 4; i <= 4; i++) { + var isPrime = new Array((10000<<i)+31>>5); + primes(isPrime, i); + } +} + +sieve(); + +var ret = 0; +for (var i = 0; i < result.length; ++i) + ret += result[i]; + +assertEq(ret, -211235557404919) |